Home / 3,106.75-4,285.14-2,044.18

Finding the Fourth Proportional to 3,106.75, 4,285.14 and 2,044.18

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Solution

The fourth proportional to 3,106.75, 4,285.14 and 2,044.18 is: 2,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.75 : 4,285.14 = 2,044.18 : x
  2. Step 2: Convert to fraction form
    3,106.75/4,285.14 = 2,044.18/x
  3. Step 3: Cross multiply
    3,106.75x = 4,285.14 × 2,044.18
  4. Step 4: Simplify right side
    3,106.75x = 8,759,597.49
  5. Step 5: Solve for x
    x = 8,759,597.49/3,106.75
  6. Step 6: Final answer
    x = 2,819.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.